xds: fix wrong json key balancerName
diff --git a/xds/src/main/java/io/grpc/xds/XdsNameResolver.java b/xds/src/main/java/io/grpc/xds/XdsNameResolver.java
index 8823eff..9ac6d10 100644
--- a/xds/src/main/java/io/grpc/xds/XdsNameResolver.java
+++ b/xds/src/main/java/io/grpc/xds/XdsNameResolver.java
@@ -83,7 +83,7 @@
serviceConfig = "{"
+ "\"loadBalancingConfig\": ["
+ "{\"xds_experimental\" : {"
- + "\"balancer_name\" : \"" + serverUri + "\","
+ + "\"balancerName\" : \"" + serverUri + "\","
+ "\"childPolicy\" : [{\"round_robin\" : {}}]"
+ "}}"
+ "]}";
diff --git a/xds/src/test/java/io/grpc/xds/XdsNamResolverTest.java b/xds/src/test/java/io/grpc/xds/XdsNamResolverTest.java
index f22b619..02a5cdd 100644
--- a/xds/src/test/java/io/grpc/xds/XdsNamResolverTest.java
+++ b/xds/src/test/java/io/grpc/xds/XdsNamResolverTest.java
@@ -173,7 +173,7 @@
Map<String, ?> rawConfigValues = (Map<String, ?>) xdsLbConfig.get("xds_experimental");
assertThat(rawConfigValues)
.containsExactly(
- "balancer_name",
+ "balancerName",
"fake_server_uri",
"childPolicy",
Collections.singletonList(